Walkie-Talkie | PTT | FRS | ATEX | VHF | PMR | Portable Radios | UHF | Push-to-Talk | LMR | Intrinsi, In order to be number one, E-Tech quickly perceives and responds to the needs of rapidly changing domestic and international customers. In additoin, it is equipped with the crisis management system that it reduces the rick to a minimum and creates opportunities out of it.